<html>
<head>
	<meta charset="utf-8"/>
    <title>变量、保留关键字</title>
</head>
<body>
    <script>
        //var name 声明变量
        //var name = '潘莹'  初始化变量
        //alert(name)   输出变量值
        var name = '潘莹';
        alert(name);

    </script>

</body>
</html>